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// Copyright (c) 2011 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "base/memory/scoped_nsobject.h"
#import "chrome/browser/ui/cocoa/cocoa_test_helper.h"
#import "chrome/browser/ui/cocoa/draggable_button.h"
#import "chrome/browser/ui/cocoa/test_event_utils.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "testing/platform_test.h"
@interface TestableDraggableButton : DraggableButton {
NSUInteger dragCount_;
BOOL wasTriggered_;
}
- (void)trigger:(id)sender;
- (BOOL)wasTriggered;
- (NSUInteger)dragCount;
@end
@implementation TestableDraggableButton
- (id)initWithFrame:(NSRect)frame {
if ((self = [super initWithFrame:frame])) {
dragCount_ = 0;
wasTriggered_ = NO;
}
return self;
}
- (void)beginDrag:(NSEvent*)theEvent {
dragCount_++;
}
- (void)trigger:(id)sender {
wasTriggered_ = YES;
}
- (BOOL)wasTriggered {
return wasTriggered_;
}
- (NSUInteger)dragCount {
return dragCount_;
}
@end
class DraggableButtonTest : public CocoaTest {};
// Make sure the basic case of "click" still works.
TEST_F(DraggableButtonTest, DownUp) {
scoped_nsobject<TestableDraggableButton> button(
[[TestableDraggableButton alloc] initWithFrame:NSMakeRect(0,0,500,500)]);
[[test_window() contentView] addSubview:button.get()];
[button setTarget:button];
[button setAction:@selector(trigger:)];
EXPECT_FALSE([button wasTriggered]);
NSEvent* downEvent =
test_event_utils::MouseEventAtPoint(NSMakePoint(10,10),
NSLeftMouseDown, 0);
NSEvent* upEvent =
test_event_utils::MouseEventAtPoint(NSMakePoint(10,10),
NSLeftMouseUp, 0);
[NSApp postEvent:upEvent atStart:YES];
[test_window() sendEvent:downEvent];
EXPECT_TRUE([button wasTriggered]); // confirms target/action fired
}
TEST_F(DraggableButtonTest, DraggableHysteresis) {
scoped_nsobject<TestableDraggableButton> button(
[[TestableDraggableButton alloc] initWithFrame:NSMakeRect(0,0,500,500)]);
[[test_window() contentView] addSubview:button.get()];
NSEvent* downEvent =
test_event_utils::MouseEventAtPoint(NSMakePoint(10,10),
NSLeftMouseDown,
0);
NSEvent* firstMove =
test_event_utils::MouseEventAtPoint(NSMakePoint(11,11),
NSLeftMouseDragged,
0);
NSEvent* firstUpEvent =
test_event_utils::MouseEventAtPoint(NSMakePoint(11,11),
NSLeftMouseUp,
0);
NSEvent* secondMove =
test_event_utils::MouseEventAtPoint(NSMakePoint(100,100),
NSLeftMouseDragged,
0);
NSEvent* secondUpEvent =
test_event_utils::MouseEventAtPoint(NSMakePoint(100,100),
NSLeftMouseUp,
0);
// If the mouse only moves one pixel in each direction
// it should not cause a drag.
[NSApp postEvent:firstUpEvent atStart:YES];
[NSApp postEvent:firstMove atStart:YES];
[button mouseDown:downEvent];
EXPECT_EQ(0U, [button dragCount]);
// If the mouse moves > 5 pixels in either direciton
// it should cause a drag.
[NSApp postEvent:secondUpEvent atStart:YES];
[NSApp postEvent:secondMove atStart:YES];
[button mouseDown:downEvent];
EXPECT_EQ(1U, [button dragCount]);
}
TEST_F(DraggableButtonTest, ResetState) {
scoped_nsobject<TestableDraggableButton> button(
[[TestableDraggableButton alloc] initWithFrame:NSMakeRect(0,0,500,500)]);
[[test_window() contentView] addSubview:button.get()];
NSEvent* downEvent =
test_event_utils::MouseEventAtPoint(NSMakePoint(10,10),
NSLeftMouseDown,
0);
NSEvent* moveEvent =
test_event_utils::MouseEventAtPoint(NSMakePoint(100,100),
NSLeftMouseDragged,
0);
NSEvent* upEvent =
test_event_utils::MouseEventAtPoint(NSMakePoint(100,100),
NSLeftMouseUp,
0);
// If the mouse moves > 5 pixels in either direciton it should cause a drag.
[NSApp postEvent:upEvent atStart:YES];
[NSApp postEvent:moveEvent atStart:YES];
[button mouseDown:downEvent];
// The button should not be highlighted after the drag finishes.
EXPECT_FALSE([[button cell] isHighlighted]);
EXPECT_EQ(1U, [button dragCount]);
// We should be able to initiate another drag immediately after the first one.
[NSApp postEvent:upEvent atStart:YES];
[NSApp postEvent:moveEvent atStart:YES];
[button mouseDown:downEvent];
EXPECT_EQ(2U, [button dragCount]);
EXPECT_FALSE([[button cell] isHighlighted]);
}
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